. >> already this row about whether he should have been read hisso-calledmirandahospitalrights. it really underlines the kind of scrutiny this trial is going to be subjected to once it's underway. ,> the scrutiny for the trial but also the scrutiny of the investigation up to this point. people will be wanting to know why the fbi interviewed the older brother in 2011 at the request of the russian government, who were concerned about his links to chechen separatists. at that point they came back and said there was nothing to worry about. ,s president barack obama said they have to find out why two young men who came to this country 10 years ago, who studied here and seem to be part of the fabric of society then suddenly decided to do what they did. who perhaps radicalize them, who guided them? was there someone dictating what they do? ity people leave -- believe is too disillusioned people -- two disillusioned young man working on their own. they will not get a chance to speak to him for the next few days at least. >> thank you. david has a bit more. ,his is the capital of dagestan where th